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* fhandler.h (fhandler_base::utimes_fs): New method.

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* fhandler.cc (fhandler_base::utimes): Call utimes_fs if on-disk special file.
* fhandler_disk_file.cc (fhandler_disk_file::utimes): Use utimes_fs.
(fhandler_base::utimes_fs): Handle on-disk device files.
This commit is contained in:
Christopher Faylor
2005-04-13 16:17:37 +00:00
parent 726fe41807
commit f134945dcb
4 changed files with 29 additions and 4 deletions
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21
winsup/cygwin/fhandler_disk_file.cc
View File

@@ -826,19 +826,25 @@ docopy:
int
fhandler_disk_file::utimes (const struct timeval *tvp)
{
return utimes_fs (tvp);
}
int
fhandler_base::utimes_fs (const struct timeval *tvp)
{
FILETIME lastaccess, lastwrite, lastchange;
struct timeval tmp[2];
query_open (query_write_attributes);
if (!open (O_BINARY, 0))
if (!open_fs (O_BINARY, 0))
{
/* It's documented in MSDN that FILE_WRITE_ATTRIBUTES is sufficient
to change the timestamps. Unfortunately it's not sufficient for a
remote HPFS which requires GENERIC_WRITE, so we just retry to open
for writing, though this fails for R/O files of course. */
query_open (no_query);
if (!open (O_WRONLY | O_BINARY, 0))
if (!open_fs (O_WRONLY | O_BINARY, 0))
{
syscall_printf ("Opening file failed");
return -1;
@@ -859,13 +865,20 @@ fhandler_disk_file::utimes (const struct timeval *tvp)
/* Update ctime */
timeval_to_filetime (&tmp[0], &lastchange);
debug_printf ("incoming lastaccess %08x %08x", tvp[0].tv_sec, tvp[0].tv_usec);
if (!SetFileTime (get_handle (), &lastchange, &lastaccess, &lastwrite))
if (is_fs_special ())
SetFileAttributes (pc, (DWORD) pc & ~FILE_ATTRIBUTE_READONLY);
BOOL res = SetFileTime (get_handle (), &lastchange, &lastaccess, &lastwrite);
DWORD errcode = GetLastError ();
if (is_fs_special ())
SetFileAttributes (pc, pc);
if (!res)
{
DWORD errcode = GetLastError ();
close ();
__seterrno_from_win_error (errcode);
return -1;
}
close ();
return 0;
}